Did you know? Initial height of the world's first skyscraper ? the Home Insurance Building (42 m) is 20 x Women's World High Jump record (2.09 m)
Mass of all the Earth's land mammals (1.3 trillion kg)
/fact/mass-of-all-the-earths-land-mammals
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If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.
